Table 2. Primers used in this work.

(#)	Name	5′ to 3′ sequence
1133	Fwd rcsB BACTH	CGG GAT CCC AAC AAT ATG AAC GTA ATT ATT G
2385	Fwd ΔrcsD	GCG TTG CTT TTA CAG GTC GTA AAC ATA ATG TAG GCT GGA GCT GCT TC
4504	Rev ΔrcsD	CGT TTC ACA TAA CTG CTT GCC GGG TAC CAG ATT AAG CAT GGC CAT ATG AAT ATC CTC CTT AG
4083	Fw ΔrcsDBC	CAC ACT GTA CCC TTT ATA CTG CCC TAT CAC TTC GCG AAG TGT GTA GGC TGG AGC TGC TTC
4084	Rev ΔrcsDBC	GCT TCG CCC CTT TGA AAT ACC TTG CTT CTT TTC GTA CCA TAT GAA TAT CCT CCT TAG
4201	Rev rcsCcyt	CGG GAT CCT TAT GCC CGC GTT TTA CGT ACC C
4202	Rev rcsDcyt	CGG GAT CCC TAC AGC AAG CTT TTG ACG TAG GCG
4228	Fwd rcsCcyt	GGA ATT CCA TAT GCA CCA CCA CCA CCA CCA CGC GCG GAT GTA TGA GCG GCG
4229	Fwd rcsDcyt	GGA ATT CCA TAT GCA CCA CCA CCA CCA CCA CCG TCA TCA GCC GGG ACG GTC G
8006	Rev rcsC BACTH	CGG GGT ACC GGT GCC CGC GTT TTA CGT ACC CGC TCG GC
8007	Fwd rcsCcyt BACTH	CGC GGA TCC CCT TGC GCG GAT GTA TGA GCG GCG
8010	Rev rcsD BACTH	CTA GTC TAG ACA GCA AGC TTT TGA CGT AGG CGT CAA TGT C
8011	Rev rcsB BACTH	CGG GGT ACC GGT TCT TTG TCT GTC GGA CTC
8022	Fwd rcsDcyt BACTH	CGC GGA TCC CCA TCA GCC GGG ACG GTC GAC G